Added a flash warning to todo/list and project/show/[name] pages when contexts are empty to remind users that you need to add a context before adding any next actions.

git-svn-id: http://www.rousette.org.uk/svn/tracks-repos/trunk@194 a4c988fc-2ded-0310-b66e-134b36920a42

tracks/app/controllers/project_controller.rb

@@ -30,6 +30,10 @@ class ProjectController < ApplicationController
     @on_page = "project"
     @page_title = "TRACKS::Project: #{@project.name}"
     
+    if @contexts.empty?
+      flash['warning'] = 'You must add at least one context before adding next actions.'
+    end
+    
     if @not_done.empty?
       @msg_nd = "Currently there are no uncompleted actions in this project"
     else

tracks/app/controllers/todo_controller.rb

@@ -27,6 +27,10 @@ class TodoController < ApplicationController
 
     @contexts_to_show = @contexts.clone
     @contexts_to_show = @contexts_to_show.collect {|x| (!x.hide? and !x.find_not_done_todos.empty?) ? x:nil }.compact
+    
+    if @contexts.empty?
+      flash['warning'] = 'You must add at least one context before adding next actions.'
+    end
 
     # Set count badge to number of not-done, not hidden context items
     @count = @todos.collect { |x| ( !x.done? and !x.context.hide? ) ? x:nil }.compact.size
@@ -48,8 +52,9 @@ class TodoController < ApplicationController
     else
       @item.due = ""
     end
-
+    
     @saved = @item.save
+
     @on_page = "home"
     if @saved
       @up_count = @todos.collect { |x| ( !x.done? and !x.context.hide? ) ? x:nil }.compact.size.to_s